EngTree
All sectors

Energy — nuclear

29 project types · 74 real projects

Real projects — the case bank.

Ainscough Crane Hire (1000t Crane) at Wylfa Nuclear Power Station

Heavy Lifting Crane · Ongoing (decommissioning and potential new build phases) · Wylfa, Anglesey, UK

ALE Goldhofer SPMT (Inferred) at Dungeness B Nuclear Power Station Decommissioning

Heavy Transport Equipment (Self-Propelled Modular Transporter) · 2021-Ongoing (Decommissioning phase) · Dungeness, Kent, UK

Astute Class Submarine Mid-Life Refit and Overhaul Programme

Naval Submarine Maintenance, Nuclear Submarine Overhaul · 2023–Ongoing (HMS Astute arrived for MLRP in 2023, HMS Audacious docked in 2025, ongoing program) · HMNB Devonport, Plymouth, UK

AWE Aldermaston Orion laser facility

Nuclear deterrence / High energy density physics research · 2006 (construction began) - 2010 (first shot fired) · Aldermaston, UK

AWE Burghfield Facility Modernization and Operations

Nuclear weapons facility, assembly, maintenance, decommissioning · Ongoing (site operational for decades, continuous modernization) · Burghfield, Berkshire, UK

AWE Burghfield Warhead Facility (Project MENSA)

Nuclear deterrence / Warhead assembly and disassembly · 2011 (approved) - 2017 (intended completion) · Burghfield, UK

Barakah Nuclear Power Plant

Intl

Nuclear · Construction 2012-2024 · Barakah, Abu Dhabi, UAE [INTERNATIONAL]

Berkeley Nuclear Power Station Decommissioning

Nuclear (Decommissioning) · Operations 1962-1989, Decommissioning ongoing (work brought forward 50 years in 2023) · Gloucestershire, UK

Bradwell B (CGN Proposal)

Nuclear · Proposed (GDA completed 2022, construction not started) · Bradwell-on-Sea, Essex, UK

Bradwell Nuclear Power Station Decommissioning

Nuclear (Decommissioning) · Operations 1962-2002, Decommissioning ongoing (final site clearance planned 2083-2093) · Bradwell-on-Sea, Essex, UK

British Rail Class 43 HST Power Car Retirement Programme

Decommissioning; Vehicle/fleet programme · 2019–2025 (phased retirement) · UK (various routes, e.g., Great Western Main Line, Midland Main Line)

BT Openreach Copper Switch-off Programme

Telecommunications Infrastructure Decommissioning and Upgrade · 2023-2027 (phased approach starting 2023, full switch-off by January 2027) [91, 92] · UK (National)

Colas Rail Class 56 Fleet Operation and Withdrawal

Fleet operation; Decommissioning · Early 2010s–2025 (operational period with Colas Rail) · UK

Collett Heavy Haulage for Hinkley Point C

Abnormal Load Transport · 2019-Present (Ongoing with Hinkley Point C construction) · Hinkley Point C, Somerset, UK

Culham JET (Joint European Torus) Decommissioning

Nuclear (Fusion/Decommissioning) · Operations 1983-2023, Decommissioning ongoing (expected 12 years) · Culham, Oxfordshire, UK

Dounreay Fast Reactor (DFR) Decommissioning

Nuclear (Decommissioning) · Operations 1959-1977, Decommissioning ongoing (Stage 1 by 2016) · Dounreay, Caithness, Scotland, UK

Dounreay PFR Decommissioning

Nuclear (Decommissioning) · Operations 1975-1994, Decommissioning ongoing · Dounreay, Caithness, Scotland, UK

Dounreay Shaft Remediation

Nuclear (Decommissioning/Waste Management) · 1950s (construction), 2013-2031 (remediation ongoing, waste emptying by 2029, final remediation by 2031) · Dounreay, Caithness, Scotland, UK

Dungeness A Decommissioning

Nuclear (Decommissioning) · Operations 1965-2006, Decommissioning ongoing · Dungeness, Kent, UK

Dungeness B Life Extension (Failed)

Nuclear (Life Extension/Decommissioning) · Operations 1983-2021 (closed early), originally planned to 2028 · Dungeness, Kent, UK

Fagioli Self-Propelled Modular Transporters (SPMTs) at Sellafield

Heavy Transport Equipment · Ongoing (Sellafield decommissioning is a multi-decade program) · Sellafield, Cumbria, UK

Flamanville 3 EPR

Intl

Nuclear · Construction 2007-2024, Operations began 2024 · Flamanville, France [INTERNATIONAL]

Flamanville 3 EPR (European Pressurized Reactor)

Intl

Nuclear power plant, pressurized water reactor · Construction started 2007; initial operation planned 2012; connected to grid 2024; full power December 2025 · Flamanville, Normandy, France [INTERNATIONAL]

Ford Bridgend Engine Plant Closure

Automotive Engine Manufacturing (Closure/Decommissioning) · 2019-2020 · Bridgend, Wales, UK

Geological Disposal Facility (GDF) Siting Process UK

Nuclear (Waste Management/Disposal) · Siting process began 2018, construction many years away (first permit application expected ~2028) · UK (siting process ongoing)

Hartlepool Life Extension

Nuclear (Life Extension) · Operations 1983-2024 (original), extended to March 2028 · Hartlepool, UK

Harwell Research Reactors Decommissioning

Nuclear (Decommissioning) · Operations 1946-1990s, Decommissioning ongoing · Harwell, Oxfordshire, UK

Heysham 1 Life Extension

Nuclear (Life Extension) · Operations 1983-2024 (original), extended to March 2028 · Morecambe, Lancashire, UK

Hinkley Point B Decommissioning

Nuclear power plant decommissioning · Permanently shut down August 2022; defueling phase (expected to take several years); decommissioning process expected to take 95 years. · Near Bridgwater, Somerset, UK

Hinkley Point B Defuelling

Nuclear (Decommissioning) · Operations 1976-2022, Defuelling 2022-2025 (expected) · Somerset, UK

Hinkley Point C (Civil Works)

Nuclear · 2017-2031 · Somerset, UK

Hinkley Point C (M&E Works)

Nuclear · 2017-2031 · Somerset, UK

Hinkley Point C Nuclear Power Station (Nuclear Island Buildings)

Nuclear power plant, nuclear island, EPR reactors · Construction began March 2017; Unit 1 planned operational 2029–2031 · Hinkley Point, Somerset, England, UK

Honda Swindon Plant Closure

Automotive Manufacturing (Closure/Decommissioning) · 2019-2021 · Swindon, UK

Hunterston A Decommissioning

Nuclear (Decommissioning) · Operations 1964-1990, Decommissioning ongoing · North Ayrshire, Scotland, UK

ITER (International Thermonuclear Experimental Reactor)

Intl

Nuclear fusion research facility, tokamak reactor · Construction started 2007; First Plasma expected 2025; Deuterium-Tritium operations expected 2035 · Cadarache, France [INTERNATIONAL]

ITER (International Thermonuclear Experimental Reactor) Construction

Intl

Nuclear (Fusion) · Construction began 2007, initial operations 2035, full operations 2039 (estimated) · Cadarache, France [INTERNATIONAL]

Jules Horowitz Reactor (JHR)

Intl

Material Testing Reactor (MTR), nuclear research facility · Construction started 2007; expected completion delayed, initially 2016, now later. · Cadarache, France [INTERNATIONAL]

Kellogg's Trafford Park Factory Closure

Cereal Manufacturing (Decommissioning) · 1938-2026 (operational 1938-2026, closure announced 2024) · Trafford Park, Manchester, UK

Low Level Waste Repository (LLWR) Near-Surface Disposal

Nuclear (Waste Management/Disposal) · Operational (ongoing development and optimization) · West Cumbrian coast near Drigg, UK

M1 Junction 19 Improvement Scheme (Catthorpe Interchange)

Highways & bridges · 2014–2017 (completed) · Catthorpe, Leicestershire, UK

Mammoet PTC 200-DS at Hinkley Point C

Heavy Lift Crane Deployment · Ongoing (Deployment mentioned in 2018/2021, project ongoing) · Hinkley Point C, Somerset, UK

Mammoet Self-Propelled Modular Transporters (SPMTs) at Hinkley Point C

Heavy Transport Equipment · 2016-Present (Hinkley Point C construction period) · Hinkley Point C, Somerset, UK

Moorside (Cancelled)

Nuclear · Proposed (2010s, cancelled 2018) · West Cumbria, UK

National Ignition Facility (NIF)

Intl

Nuclear (Fusion Research) · Construction 1997-2009 · Livermore, California, USA [INTERNATIONAL]

NDA Estate-Wide Decommissioning Programme

Nuclear (Decommissioning/Waste Management) · Ongoing (estimated completion by 2120) · Across the UK (various nuclear sites)

Novartis Horsham Site Closure & Redevelopment

Site Decommissioning & Redevelopment (Residential/Science Park) · 2013-Present (closure announced 2013, redevelopment ongoing) · Horsham, West Sussex, UK

Olkiluoto 3 EPR

Intl

Nuclear power plant, pressurized water reactor · Construction started 2005; initial operation planned 2009; first grid connection March 2022; regular electricity production April 2023; final takeover June 2025 · Eurajoki, Olkiluoto, Finland [INTERNATIONAL]

Rolls-Royce Derby Nuclear Submarine Propulsion Facility (Raynesway)

Nuclear Engineering (Naval Propulsion) · 1960-Present (licensed 1960, ongoing operations and investment) · Raynesway, Derby, UK

Rolls-Royce Small Modular Reactor (SMR) Programme

Nuclear Power Generation | Small Modular Reactors · 2015-ongoing (development phase, with first SMRs expected in early 2030s) · UK (development and future deployment)

Rolls-Royce SMR Development

Nuclear (Small Modular Reactors) · Development ongoing (selected as UK's preferred technology in 2025) · UK-wide (development and potential deployment sites like Wylfa)

Sarens LG 1750 Crane for Heavy Lifting Operations in the UK (Inferred at Sizewell C Preparatory Works)

Heavy Lifting Crane (Lattice Boom Mobile Crane) · Ongoing (LG 1750 is a current model, Sizewell C preparatory works are ongoing) · UK-wide (with potential deployment at Sizewell C, Suffolk, UK)

Sarens SGC-250 (Big Carl) at Hinkley Point C

Heavy Lift Crane Deployment · 2019-Present (Expected to be on site for about four years from 2019) · Hinkley Point C, Somerset, UK

Sellafield B30 legacy pond (Pile Fuel Storage Pond)

Nuclear (Waste Management/Decommissioning) · Decommissioning preparation (estimated 15 years), Decommissioning ongoing · Sellafield, Cumbria, UK

Sellafield Box Encapsulation Plant (BEP)

Nuclear (Waste Management) · 2014-Present · Sellafield, Cumbria, UK

Sellafield Box Encapsulation Plant (BEP) and Box Encapsulation Plant Product Store and Direct Import Facility (BEPPS DIF)

Nuclear waste processing and storage, decommissioning · Construction of BEP/BEPPS 1 started 1997, halted 2002, reinitiated 2012, BEPPS DIF completed 2023 (operational) · Sellafield, Cumbria, UK

Sellafield Evaporator D

Nuclear waste treatment, highly active liquor evaporation, decommissioning · 2006 (decision to build)–2017 (operational) · Sellafield, Cumbria, UK

Sellafield First Generation Magnox Storage Pond (FGMSP) Cleanout

Nuclear (Waste Management/Decommissioning) · 2015-2040s (expected) · Sellafield, Cumbria, UK

Sellafield Highly Active Liquor Evaporation and Storage (HALES)

Nuclear (Waste Management) · Construction 1961-1997, Operations started 2001 · Sellafield, Cumbria, UK

Sellafield Magnox Swarf Storage Silo (MSSS)

Nuclear (Waste Management/Decommissioning) · 1960s-Present (retrievals ongoing) · Sellafield, Cumbria, UK

Sellafield Pile Fuel Cladding Silo (PFCS) Retrievals

Nuclear (Waste Management/Decommissioning) · 2010s-Present (retrievals began 2023) · Sellafield, Cumbria, UK

Sellafield Site Ion Exchange Effluent Plant (SIXEP)

Nuclear (Waste Management) · Construction 1980s, Operations 1986-Present · Sellafield, Cumbria, UK

Sellafield Thermal Oxide Reprocessing Plant (THORP) Decommissioning

Nuclear (Waste Management/Decommissioning) · Operations 1994-2018, Decommissioning ongoing · Sellafield, Cumbria, UK

Sizewell B (Original Construction)

Nuclear · 1988-1995 · Suffolk, UK

Sizewell C (Preparatory/Early Works)

Nuclear · 2023-Present · Suffolk, UK

STEP (Spherical Tokamak for Energy Production)

Nuclear (Fusion) · Design and development ongoing, targeting first operations for 2040 · West Burton, Nottinghamshire, UK (proposed site)

Torness Life Extension

Nuclear (Life Extension) · Operations 1988-2028 (original), extended to 2030 · Torness, East Lothian, Scotland, UK

Trafalgar Class Submarine Decommissioning

Naval - Nuclear Submarine Decommissioning · 2013 (SDP approved) - ongoing (decommissioning of 27 submarines) · Devonport, UK (defueling and dismantling)

Trawsfynydd Decommissioning

Nuclear (Decommissioning) · Operations 1965-1991, Decommissioning ongoing (reactor height reduction 2025-2029) · Gwynedd, Wales, UK

Trident D5 Life Extension (D5LE)

Strategic Weapons System - Ballistic Missile · 2002 (D5LE initiated) - 2042 (extended service life) · Primarily USA (development, testing); UK (operation)

Vogtle AP1000 (Units 3 & 4)

Intl

Nuclear · Construction 2009-2024 · Waynesboro, Georgia, USA [INTERNATIONAL]

Vogtle Electric Generating Plant Units 3 & 4 (AP1000 Reactors)

Intl

Nuclear power plant, pressurized water reactor · Construction started 2009; Unit 3 commercial operation July 2023; Unit 4 expected commercial operation early 2024 · Waynesboro, Georgia, USA [INTERNATIONAL]

Winfrith SGHWR Decommissioning

Nuclear (Decommissioning) · Operations 1967-1990, Decommissioning ongoing (started 1990s) · Winfrith, Dorset, UK

Wylfa Newydd (Cancelled)

Nuclear · Proposed (2009-2019, cancelled) · Isle of Anglesey, UK

Project types — what this sector builds.

Advanced Gas-cooled Reactor (AGR) DecommissioningMediumFICE (Civil)
Cooling Water Intake StructureMediumFICE (Civil)
Decontamination Facility ConstructionMediumFICE (Civil)
Dry Cask Storage FacilityMediumIMechE (Mechanical)
Geological Disposal Facility (GDF) CharacterisationMediumFICE (Civil)
Glovebox Line InstallationMediumFICE (Civil)
Isotope Production Cyclotron FacilityMediumFICE (Civil)
Magnox Reactor DefuellingMediumFICE (Civil)
New Build Pressurised Water Reactor (PWR)MediumFICE (Civil)
Nuclear Fuel Fabrication FacilityLarge/MegaFICE (Civil)
Nuclear Plant Control Room UpgradeLarge/MegaFICE (Civil)
Nuclear Plant Outage MaintenanceLarge/MegaFICE (Civil)
Nuclear Power Plant Turbine Hall BuildLarge/MegaFICE (Civil)
Nuclear Site Security Fencing and SensorsLarge/MegaFICE (Civil)
Nuclear Submarine Refit FacilityLarge/MegaFICE (Civil)
Nuclear Ventilation (HEPA) SystemLarge/MegaFICE (Civil)
Nuclear Waste Encapsulation PlantLarge/MegaFICE (Civil)
Nuclear Waste Vitrification PlantLarge/MegaIMechE (Mechanical)
Plutonium Storage FacilityMediumFICE (Civil)
Radiation Shielding Door InstallationMediumFICE (Civil)
Radioactive Waste Vault ConstructionMediumFICE (Civil)
Reactor Pressure Vessel InstallationMediumFICE (Civil)
Site Remediation and Land ReleaseMediumFICE (Civil)
Small Modular Reactor (SMR) Site PreparationSmallFICE (Civil)
SMR Module AssemblyMediumFICE (Civil)
Specialised Nuclear Engineering Works Phase 3MediumFICE (Civil)
Specialised Nuclear Engineering Works Phase 4MediumFICE (Civil)
Spent Fuel Storage Pool ConstructionMediumFICE (Civil)
Uranium Enrichment Centrifuge PlantMediumFICE (Civil)